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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /nsprpub/pr/tests/parent.c | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | nsprpub/pr/tests/parent.c | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/nsprpub/pr/tests/parent.c b/nsprpub/pr/tests/parent.c new file mode 100644 index 0000000000..f43ce0c3f0 --- /dev/null +++ b/nsprpub/pr/tests/parent.c @@ -0,0 +1,131 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +/* +** file: parent.c +** description: test the process machinery +*/ + +#include "prmem.h" +#include "prprf.h" +#include "prinit.h" +#include "prproces.h" +#include "prinrval.h" + +typedef struct Child +{ + const char *name; + char **argv; + PRProcess *process; + PRProcessAttr *attr; +} Child; + +/* for the default test 'cvar -c 2000' */ +static char *default_argv[] = {"cvar", "-c", "2000", NULL}; + +static void PrintUsage(void) +{ + PR_fprintf(PR_GetSpecialFD(PR_StandardError), + "Usage: parent [-d] child [options]\n"); +} + +int main(int argc, char **argv) +{ + PRStatus rv; + PRInt32 test_status = 1; + PRIntervalTime t_start, t_elapsed; + PRFileDesc *debug = NULL; + Child *child = PR_NEWZAP(Child); + + if (1 == argc) + { + /* no command-line arguments: run the default test */ + child->argv = default_argv; + } + else + { + argv += 1; /* don't care about our program name */ + while (*argv != NULL && argv[0][0] == '-') + { + if (argv[0][1] == 'd') { + debug = PR_GetSpecialFD(PR_StandardError); + } + else + { + PrintUsage(); + return 2; /* not sufficient */ + } + argv += 1; + } + child->argv = argv; + } + + if (NULL == *child->argv) + { + PrintUsage(); + return 2; + } + + child->name = *child->argv; + if (NULL != debug) { + PR_fprintf(debug, "Forking %s\n", child->name); + } + + child->attr = PR_NewProcessAttr(); + PR_ProcessAttrSetStdioRedirect( + child->attr, PR_StandardOutput, + PR_GetSpecialFD(PR_StandardOutput)); + PR_ProcessAttrSetStdioRedirect( + child->attr, PR_StandardError, + PR_GetSpecialFD(PR_StandardError)); + + t_start = PR_IntervalNow(); + child->process = PR_CreateProcess( + child->name, child->argv, NULL, child->attr); + t_elapsed = (PRIntervalTime) (PR_IntervalNow() - t_start); + + PR_DestroyProcessAttr(child->attr); + + test_status = (NULL == child->process) ? 1 : 0; + if (NULL != debug) + { + PR_fprintf( + debug, "Child was %sforked\n", + (0 == test_status) ? "" : "NOT "); + if (0 == test_status) + PR_fprintf( + debug, "PR_CreateProcess took %lu microseconds\n", + PR_IntervalToMicroseconds(t_elapsed)); + } + + if (0 == test_status) + { + if (NULL != debug) { + PR_fprintf(debug, "Waiting for child to exit\n"); + } + rv = PR_WaitProcess(child->process, &test_status); + if (PR_SUCCESS == rv) + { + if (NULL != debug) + PR_fprintf( + debug, "Child exited %s\n", + (0 == test_status) ? "successfully" : "with error"); + } + else + { + test_status = 1; + if (NULL != debug) { + PR_fprintf(debug, "PR_WaitProcess failed\n"); + } + } + } + PR_DELETE(child); + PR_Cleanup(); + return test_status; + +} /* main */ + +/* parent.c */ + |